Karl Singewald died in 1966.
Karl Singewald was born in 1886.
Joseph Theophilus Singewald has written: 'The iron ores of Maryland' -- subject(s): Iron ores, Iron industry and trade
Karl Wahl died in 1982.
Karl Heim died in 1958.
Karl Schapper died in 1870.
Karl Hipfinger died in 1984.
Karl Rost died in 1919.
Karl Schawerda died in 1945.
Karl Fortlage died in 1881.
Karl Anschütz died in 1870.
Karl Verner died in 1896.
Karl Vernon died in 1973.